Scientific Atlanta 4250HDC - Manual (Page 14)

9
Performance Tips
If the set-top does not perform as expected, the following tips may help. If you need further
assistance, contact your service provider.
No Picture
• Verify that the power to your TV is turned on.
• Verify that your HDTV is in HD mode. If necessary, run the HD Setup Wizard to select HD mode.
• If the set-top is plugged into a wall switch, verify that the switch is in the ON position.
• Verify that all cables are properly connected.
• Verify that the M-Card module is installed.
• If your system includes a VCR or stereo, verify that you have properly connected them to the
set-top
• Verify that the set-top is set to the proper screen type and resolution.
No Color
• Verify that the current TV program is broadcast in color.
• Adjust the TV color controls.
• If you are using a component video connection (PrPbY), check that all connectors are
completely plugged into the set-top and TV.
No Sound
• If your setup includes a VCR or stereo, verify that you have properly connected them to the set-
top.
• Verify that the volume is turned up (analog audio only).
• Verify that the mute function is not on (analog audio only).
Automatic Software Updates
A message appears on the TV screen when the set-top and the M-Card module are receiving
software updates. In addition, download information also appears on the front panel of the set-top
during these updates. Wait for the current time to display on the front panel before continuing.
When the time appears, the update is complete.